Mark R. Jones of Thornton, husband of Janett; father of Jason (Laura) & Stacie Jones; grandfather of Christa, Jayson, Molly & Geona; brother of Terry (Craig) Coffey; also survived by many other family members. Memorial Services Thursday 11:00AM at Horan & McConaty Family Chapel, 9998 Grant St., Thornton. Contributions may be made in Mark's memory to Boulder Hospice, 2594 Trailridge Drive East, Lafayette, CO 80026. Please share your memories of Mark and express condolences to his family by selecting the ""sign guestbook"" button below.